Higher
16th March 1991
- 1Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 3, y = 45. Work out y when x = 6.
- 2Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 15 cm and angle 60°. Work out its area, to 1 decimal place.
- 3Conditional Probability3 marks
29 students study Spanish and 11 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 4Box Plots2 marks
A box plot has minimum 14, lower quartile 19, median 28, upper quartile 33 and maximum 39. Work out the interquartile range.
- 5Bounds2 marks
A mass is 36 kg, correct to the nearest whole number. Write down the lower bound.
You are looking at an earlier sheet. Today's sheet is the one that adds a day.
Your run is kept in this browser only, and there is no account.
Recent Higher sheets
Any date always gives the same five questions, so a sheet can be set again or shared. All of March 1991, including the monthly compilation PDF.